Motherboard Layout - ASROCK H77M-ITX User Manual

1.3 Motherboard Layout

17.0cm (6.7 in)
USB 2.0
T: USB0
B: USB1
19
18
CLRCMOS1
17
USB 2.0
T: USB2
B: USB3
16
USB 3.0
Top:
T: USB1
RJ-45
B: USB2
CODEC
1 SPI Flash Memory (64Mb)
2 SATA3 Connector (SATA_1, Gray)
3 SATA3 Connector (SATA_0, Gray)
4 SATA2 Connector (SATA_2, Black)
5 SATA2 Connector (SATA_3, Black)
6 Intel H77 Chipset
7 USB 2.0 Header (USB4_5, Black)
8 System Panel Header (PANEL1, Black)
9 ATX Power Connector (ATXPWR1)
10 Consumer Infrared Module Header
(CIR1, Gray)
4 5 6
1 2 3
SATA_0 SATA_2
SATA_1 SATA_3
64Mb
BIOS
Intel
H77
CMOS
Battery
CHA_FAN1
CPU_FAN1
HD_AUDIO1
AUDIO
PCIE1
Front USB 3.0
15
7 8 9
ATXPWR1
PLED PWRBTN
1
HDLED RESET
PANEL1
USB4_5
1
1 CIR1
USB3_3_4
H77M-ITX
PCI Express 3.0
14 13
11 2 x 240-pin DDR3 DIMM Slots
(DDR3_A1, DDR3_B1, Black)
12 USB 3.0 Header (USB3_3_4, Black)
13 1155-Pin CPU Socket
14 PCI Express 3.0 x16 Slot (PCIE1, Black)
15 Front Panel Audio Header
(HD_AUDIO1, Black)
16 CPU Fan Connector (CPU_FAN1)
17 Chassis Fan Connector (CHA_FAN1)
18 Clear CMOS Jumper (CLRCMOS1)
19 ATX 12V Power Connector (ATX12V1)
13
10 11
12
RoHS